From 5676a2a6105afdfc343e7f36f3c87e528a9d14b3 Mon Sep 17 00:00:00 2001
From: Michel Daenzer <michel@daenzer.net>
Date: Sun, 2 Jun 2002 16:00:45 +0000
Subject: fixes for big endian in general and powerpc in particular

---
 linux/radeon_cp.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'linux/radeon_cp.c')

diff --git a/linux/radeon_cp.c b/linux/radeon_cp.c
index 0823edd0..14901f59 100644
--- a/linux/radeon_cp.c
+++ b/linux/radeon_cp.c
@@ -40,7 +40,7 @@
 
 #define RADEON_FIFO_DEBUG	0
 
-#if defined(__alpha__)
+#if defined(__alpha__) || defined(__powerpc__)
 # define PCIGART_ENABLED
 #else
 # undef PCIGART_ENABLED
@@ -631,7 +631,11 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
 	}
 
 	/* Set ring buffer size */
+#ifdef __BIG_ENDIAN
+	RADEON_WRITE( RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw | RADEON_BUF_SWAP_32BIT );
+#else
 	RADEON_WRITE( RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw );
+#endif
 
 	radeon_do_wait_for_idle( dev_priv );
 
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